return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for Ga2H6 (digallane)

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1AG
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-3852.747317
Energy at 298.15K-3852.754499
HF Energy-3852.747317
Nuclear repulsion energy295.296087
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBEPBE/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 1972 1959 0.00      
2 Ag 1466 1456 0.00      
3 Ag 702 697 0.00      
4 Ag 223 221 0.00      
5 Au 434 431 0.00      
6 B1g 1989 1975 0.00      
7 B1g 459 456 0.00      
8 B1u 1233 1224 173.17      
9 B1u 617 613 98.23      
10 B2g 1285 1276 0.00      
11 B2g 388 386 0.00      
12 B2u 1996 1982 316.47      
13 B2u 715 710 97.91      
14 B2u 194 193 4.44      
15 B3g 715 710 0.00      
16 B3u 1969 1956 117.44      
17 B3u 1290 1281 840.18      
18 B3u 644 639 453.45      

Unscaled Zero Point Vibrational Energy (zpe) 9144.7 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 9081.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBEPBE/cc-pVTZ
ABC
1.54004 0.06667 0.06531

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ga1 1.305 0.000 0.000
Ga2 -1.305 0.000 0.000
H3 0.000 0.000 1.186
H4 0.000 0.000 -1.186
H5 1.955 1.418 0.000
H6 1.955 -1.418 0.000
H7 -1.955 1.418 0.000
H8 -1.955 -1.418 0.000

Atom - Atom Distances (Å)
  Ga1 Ga2 H3 H4 H5 H6 H7 H8
Ga12.60921.76331.76331.56021.56023.55443.5544
Ga22.60921.76331.76333.55443.55441.56021.5602
H31.76331.76332.37262.69062.69062.69062.6906
H41.76331.76332.37262.69062.69062.69062.6906
H51.56023.55442.69062.69062.83673.90924.8300
H61.56023.55442.69062.69062.83674.83003.9092
H73.55441.56022.69062.69063.90924.83002.8367
H83.55441.56022.69062.69064.83003.90922.8367

picture of digallane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ga1 Ga2 H3 42.281 Ga1 Ga2 H4 42.281
Ga1 Ga2 H7 114.622 Ga1 Ga2 H8 114.622
Ga1 H3 Ga2 95.438 Ga1 H4 Ga2 95.438
Ga2 Ga1 H3 42.281 Ga2 Ga1 H4 42.281
Ga2 Ga1 H5 114.622 Ga2 Ga1 H6 114.622
H3 Ga1 H4 84.562 H3 Ga1 H5 107.954
H3 Ga1 H6 107.954 H3 Ga2 H4 84.562
H3 Ga2 H7 107.954 H3 Ga2 H8 107.954
H4 Ga1 H5 107.954 H4 Ga1 H6 107.954
H4 Ga2 H7 107.954 H4 Ga2 H8 107.954
H5 Ga1 H6 130.755 H7 Ga2 H8 130.755
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ga -0.019      
2 Ga -0.019      
3 H -0.003      
4 H -0.003      
5 H 0.011      
6 H 0.011      
7 H 0.011      
8 H 0.011      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.888 0.000 0.000
y 0.000 -41.220 0.000
z 0.000 0.000 -36.200
Traceless
 xyz
x -0.178 0.000 0.000
y 0.000 -3.677 0.000
z 0.000 0.000 3.855
Polar
3z2-r27.709
x2-y22.333
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.492 0.000 0.000
y 0.000 9.542 0.000
z 0.000 0.000 7.519


<r2> (average value of r2) Å2
<r2> 155.878
(<r2>)1/2 12.485